9.1 Label structures A, B and C. (3) 9.2 State THREE functions of D. (3) 9.3 Fertilisation usually takes place at Y. Why will a blockage at X: (a) Prevent fertilisation at YND (1) (b) Not necessarily lead to infertility (2) (9)

Q: Spermatogenesis takes place in the ________.a. prostate glandb. glans penisc. seminiferous tubulesd....

A: Spermatogenesis is the process of the formation of spermatozoa. In males, there is a pair of testes....

Q: 39

A: Introduction: The condition in which the immune system attacks the nerve fiber's myelin sheath is ca...

Q: You are a red blood cell in the Right atrium getting ready to travel through the pulmonary circuit. ...

A: A  muscular organ, heart  about a  fist size, placed just backward and slightly left of the breastbo...

Q: None

A: The middle meningeal artery is present in the region of human head. The cranial dura is predominantl...

Q: Define refractory period, and explain the difference between the absolute refractory period and rela...

A: When a neuron transfers information down an axon away from the cell body, it creates an action poten...

Q: Which teeth are absent from a 3-year-old child?

A: Human teeth are some characteristic features like the tooth is embedded in the jaw. Two sets of teet...

Q: Match the aif volumes with their definitions

A: The air present in the lungs is measured in terms of lung volumes and capacities.  The amount of air...

Q: None

A: The middle meningeal artery is an artery which is present in the human head. The cranial dura is pre...

Q: The reason why the testes are suspended in the scrotum is to :A.Create extra space for the sex organ...

A: The testes are two glandular glands that secrete semen, which is held in the scrotum by spermatic co...

Q: Name the five plexuses of spinal nerves and describe their general anatomy?

A: Spinal nerves can be defined as the peripheral nerves that originate from the spinal cord and in hum...

Q: Select the best answer or answers from the choices given: The baroreceptors in the carotid sinus and...

A: Baroreceptors are the sensory structures located in the carotid sinus and aortic arch. These mechano...

Q: How does some who is Rh negative become sensitized?  What does that mean?  Why is it significant?

A: If you are Rh-negative, then  red blood cells do not have a Rh factor on them. Rh-positive blood doe...

Q: Define converging and diverging circuits

A: Introduction: The neuronal pools are the clusters of neuroglial cells, dendrites, and axons whose so...

Q: Name and briefly describe what occurs in the three stages of memory.

A: Memory is also described as an overt and potentially functional information retrieval system made up...

Q: T cells are considered part of the ________________ immune response due to they directly attack cell...

A: Immune system cells and organs primarily defend the body against pathogens. Bacteria, viruses, fungi...

Q: Use the following scenario for the next question:  After a normal inspiration, Mary’s normal expirat...

A: Diffusion is the primary mode of gas exchange during respiration. Diffusion is a transport process t...

Q: None

A: The ophthalmic artery is the artery that supplies oxygenated blood to the eyeball ocular muscles etc...

Q: I receive blood coming back to the heart from the systemic circuit. What am I? _____________ My job ...

A: Heart helps in the circulation of blood in the human body. It works like a pump. It is situated betw...

Q: Review eicosanoid synthesis and explain why aspirin eases the pain of inflammation

A: Introduction: Thromboxanes, prostaglandins, and leukotriene are the type of eicosanoids. These signa...

Q: On an antibody the variable regions form the __________________.

A: The antibody is a glycoproteins and is also called as immunoglobulin (Ig). The B cells are responsib...

Q: •own words, describe how cranial nerves are related to the special senses.

A: The nervous system of the body controls and coordinates all the activities. It can be divided into t...

Q: List the five phases of the Action Potential?

A: An action potential occurs in response to rapidly increasing and falling levels of membrane potentia...

Q: Identify the Blood Vessels.

A: Introduction: The blood vessels transport blood throughout the body. The three major types of blood ...

Q: 16

A: The cardiovascular system includes both the heart and its blood vessels. The main role of the heart ...

Q: Two newly developed vaccine candidates (A and B) are tested in mice for their ability to elicit high...

A: Introduction: An antibody is a glycoprotein produced by the plasma cells in response to an allergen ...

Q: In a condition known as Sunstroke, the victim appears flushed, the skin is warm and dry, and the bod...

A: Introduction: Thermoregulation is a phenomenon that permits the individual's body to maintain its co...

Q: 40

A: Introduction: Parkinson's disease is a neurodegenerative disorder. The term neurodegenerative is mad...

Q: The chemical composition of the CNS extracellular fluid is differentfrom that of blood. Explain how ...

A: Central nervous system consists of brain and spinal cord. It combines information from the entire bo...

Q: low Hp of blood ___.  which is correct?    a. decreases the O2 available for tissues b. facilitates ...

A: Haptoglobin is a protein molecule. This is produced by the liver. This protein is used to clear the ...

Q: The first and second lines of defense are often called ____________________ immunity.

A: Immunity is the most talked-about term in this covid pandemic, it defines to be the body's mechanism...

Q: The indented region of the lymph node where blood vessels enter is called the ______________.

A: Along the course of lymphatic vessels,lymph nodes are present. Their function is filtration of the l...

Q: When an Antigen Presenting Cell (APC) binds to a ___________________ and releases Interleukin-1 (IL-...

A: The immune system is formed of three types of antigen presenting cells called as dendritic cells, B ...

Q: What forms bones ?

A: Cells are the basic unit of life. Multiple cells together form the tissues. Tissues that function to...

Q: Name and briefly describe the three main structural elements of connective tissue.

A: Cells are the fundamental unit of life, and a number of similar cells together form a tissue that pe...

Q: 4

A: Blood is basically a connective tissue in fluid form. It is called fluid of life as it carries oxyge...

Q: 29

A: The M1or primary motor cortex,, is one of the chief brain regions affected in motor task. The functi...

Q: Joint movements occur when a muscle contracts and the muscle fibers pull the muscle’s movable end of...

A: In human anatomy, muscle movement occurs when a muscle contraction and relaxes. The muscle is capabl...

Q: What is phagocytosis? What are the stages of phagocytosis? What occurs at each step of phagocytosis?

A: Phagocytosis ( also known as cell eating) is a process through which dead tissue, bacteria, or other...

Q: Please answer all: G) What cranial nerve is involved with movement of the eye? H) Which cranial nerv...

A: The muscles attaching to the eye cause the movement of the eye. They take their origin in the eye so...

Q: The force that tends to hold the visceral and parietal pleural membranes together is ____________.

A: The interior organs of the body, particularly  within the chest or belly,are  Visceral , twhile pari...

Q: Label and color the structures on the list above (if visible – some parts have been "removed") on th...

A: Heart is a muscular organ located just behind and slightly left side of the chest or breastbone. Hea...

Q: List the uterine wall layers, and describe the basic anatomy ofeach layer.

A: The uterus can be described as the muscular and dynamic organ of the female reproductive system in h...

Q: The __________ is the opening between the vocal cords.

A: Introduction: Anatomy is that branch of medical science describing the structure, position, location...

Q: All lymphatic organs/tissues that are scanning for pathogens contain circular areas of lymphocyte re...

A: The lymph is a transudate from blood and has similar proteins as that of plasma but in smaller amoun...

Q: Some authorities refer to the respiratory rhythm as an autonomic function.  Discuss whether you thin...

A: The parasympathetic nervous system is accountable for the body's peace and digestion reaction when t...

Q: 13. What is a differential agar? Why can it be of importance? 14. Describe how the following agars w...

A: Culturing various microbes is difficult because of highly special nourishing and environmental condi...

Q: Describe the general process of transduction in a receptor that is a cell separate from the afferent...

A: Transduction is a process by which stimuli are transformed into electrical signals. These electrical...

Q: None

A: Electromyography (EMG) is used to detect neuromuscular abnormalities. Ir uses the electrode to produ...

Q: None

A: The extracellular matrix of the connective tissue is made up of enormous amounts of collagen fibers....

Q: After childbirth the memory glands produce and secrete milk to nourish the neonate review the proces...

A:  Introduction: The reproductive system serves the four major functions: Production of sperms and eg...