Prolonged wheelchair sitting may result in decreased circulation. Which of the following is a sign of decreased circulation? A. Color changes in the lower extremities B. An increase in sensory responses to touch C. Ankle atrophy D. An increase in the number of hair follicles

Q: The rate of heartbeat is accelerated by the hormone : A) adrenaline B) acetylcholine C) thyroxine D)…

A: Hormones are the chemicals synthesized by the endocrine glands in the body. Hormones reaches to the…

Q: Which of the following is part of the ventricular system associated with the mesencephalon?

A: The ventricular system is a set of fluid-filled interconnected spaces that are filled with…

Q: Cardiomyocytes are similar to skeletal muscle because: a. they beat involuntarily b. they are used…

A: Muscular tissue has cells called muscle fibers and has the function of contraction. On the basis of…

Q: Sympathetic nerve stimulation does not causea. the liver to release glycogen.b. the dilation of…

A: The nervous system is a very complex organ system. The nervous system is divided into two major…

Q: A motorcycle rider miscalculated a curve and met a horrible accident which resulted into major blood…

A: According to the given condition, the bike rider has met with a road traffic accident in which there…

Q: The obturator vein drains deoxygenated blood from the hip joint and medial thigh into the    (A)…

A: Introduction :- The main function of veins is to collect deoxygenated blood from the different body…

Q: After driving from sea level to a trailhead in the High Sierras, you get out of your car and feel…

A: Dizziness refers to a feeling of imbalance and loss of consciousness. In the higher altitude, as you…

Q: During surgery, the right vagus nerve was accidently cut. Explain the effect on the heart rate. a.…

A: It has three components: blood, heart and the blood vessels. Heart is derived from the mesodermal…

Q: Which of the following statements are true? (a) The left ventricle wall is thicker than the right…

A: It is related to the circulatory system

Q: Reduction in the lumen diameter of a blood vessel as the smooth muscle contracts is known as

A: The blood vessels are highly regulative structures that relax and contract whenever required to…

Q: Which of these is an incorrect statement concerning the heartbeat?a. The atria contract at the same…

A: The heartbeat has two parts, systole when the heart contracts and pumps blood and diastole when the…

Q: Vasodilation in the heart and skeletal muscles during exercise is primarily due to the effects of a.…

A: Vasodilation is the phenomena of widening of the blood vessels. This widening of the blood vessels…

Q: In some reptiles, the two layers of dura mater fuse together in the brain. What is a likely…

A: The dura mater is the tough outer layer of tissue that covers and protects the brain and spinal cord…

Q: A sudden increase in blood pressurea. initiates a sympathetic reflex that decreases heart rate.b.…

A: A blood pressure is defined as the force exerted by the blood against the walls of the arteries when…

Q: aider do in the following situations: a. a person having an electrical burn b.a person having a…

A: First aid can be defined as the immediate care provided to preserve the life of a person and…

Q: Explain how the baroreceptor reflex helps to compensate for a fall in blood pressure. Why will a…

A: The baroreceptor reflex, propitiated by the autonomic nervous system (ANS) joining the heart and…

Q: Discuss the baroreceptor reflex and explain its influence on blood pressure and heart rate.

A: Homeostasis is the mechanism that is performed by the body's physiological processes to maintain…

Q: Standing for a prolonged period of time can cause ... a. Decline in venous return  b. A drop in…

A: Venous return is the flow of blood from peripheral regions to back to right atrium . Factors which…

Q: Erythropoietin is produced by the ____.   A kidney   B anterior pituitary gland   C red bone…

A: Endocrine glands secrete chemical messengers, which are also called as endocrine hormones. The…

Q: Increased action potentials from the sympathetic nervous system would cause which of the following?…

A: The sympathetic nervous system (SNS) directs the body's fast involuntary response to dangerous or…

Q: The cerebelluma. coordinates skeletal muscle movements.b. receives sensory input from the joints and…

A: The central nervous system is composed of the brain and the spinal cord. The brain is a complex…

Q: What side effects would you worn Audrey to be aware of based on the role of Calmodulin in muscle…

A: Calmodulin is an intracellular polypeptide that upon binding with calcium ions triggers the…

Q: What term describes the inability to lift the arm above the level of the shoulder? a. paralysis b.…

A: Paralysis : It is the loss of the ability of some or all of your body . Mostly paralysis is due to…

Q: * Proteinuria caused by a. Albumin infiltration b. Multiple myeloma c. Glucosuria d. Not all of the…

A: Multiple myeloma is a malignancy that develops in the plasma cells of white blood cells. By…

Q: Which of the following answers explain why blood pressure increases? Question options: A…

A: The pressure of circulating blood against by the walls of blood arteries is referred to as blood…

Q: The discopathy characterised by the nucleus pulposus extruding and escaping from the confines of the…

A: The vertebral column consists of intervertebral discs, which are present between the vertebral…

Q: What is the most likely immediate effect of a stroke that caused a selective lesion of the nucleus…

A: The nucleus tractus solitarius, commonly known as the nucleus of the solitary tract, is a pair of…

Q: A patient is treated with an anticholinergic drug for urinary tract problems. Which effects occur in…

A: Urinary tract infection Infection associated with the parts of renal system is called urinary tract…

Q: Draw the blood vessels, Arterial supply and Venous drainage, of the a.) Anterior thoracic region b.)…

A: Thorax is defined as the region which is situated between the abdomen and the neck. The thorax is…

Q: Blood pressure sounds heard when listening to the brachial artery are caused by _______.   A…

A: Stethoscope is used to hear the sound of blood pressure. These sounds will not be heard through…

Q: A patient has been in a serious car accident and is hemorrhaging. Which of the following changes…

A: The heart is a muscular, mesodermally derived organ. It pumps the blood and circulates it in the…

Q: Which of the following stimuli may produce an increase in heart rate? Select one: a. a threatening…

A: The correct answer is (c) a picture of a natural disaster.

Q: What physiological reaction happens to the body with the “fight or flight” response? Increase heart…

A: Fight and flight response will be stimulating the sympathetic nervous system so increase heart rate

Q: An increase in mean blood pressure may be due to? a) an increase in heart rate b) an increase in…

A: During blood flow, blood exerts a force on the blood-carrying vessels. We know the pressure is the…

Q: ALS cause degeneration of motor nerves which control voluntary muscle movement. Which of the…

A: ANSWER) (d) Creatine Skeletal muscles have large amounts of Creatine substances because it is…

Q: Why might the increase in heart rate associated with a vigorous exercise program be the cause of his…

A: Cardiac muscles are the muscles that are present in the heart and are principally accountable for…

Q: Prolonged pressure on the skin causes reddened areas at the point of contact due to: Select one: a.…

A: A pressure ulcer is also known as bed sores or pressure sores is an injury in the skin and…

Q: Sympathetic impulses to the smooth muscles in the walls of arteries and arterioles produceA.…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: The diagram shows the parts of the brain. Which letter labels the part of the brain that controls…

A: Ans: The given picture is the different parts of the brain. The brain which is the main regulatory…

Q: Given: One night your body goes crazy and the amount of albumin in your blood doubles. a. What will…

A: Albumin is a globular protein, which is basically found in the blood serum. Moreover, this protein…