Human Anatomy (8th Edition)
8th Edition
ISBN: 9780134243818
Author: Elaine N. Marieb, Patricia Brady Wilhelm, Jon B. Mallatt
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Question
Chapter 25, Problem 24RQ
Summary Introduction
To review:
The explanation behind the shrinking of scrotum due to the cold environment.
Introduction:
Scrotum is a pouch of skin that encloses the testicles and it is located externally behind the penis. It is a small muscular sac that includes testicles, blood vessels and a part of the spermatic cord and also protect them. The testes are oval-shaped male reproductive organs that are responsible for storing and producing sperm (male gamete). The sperm are haploid in nature, while the whole body is diploid in nature.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Why are the males whose testes fail to descend to the scrotum considered infertile?
If a man gets testicular cancer, what are the chances he will have his testicles removed?
Why are male testes located outside the abdominal cavity?
Chapter 25 Solutions
Human Anatomy (8th Edition)
Ch. 25 - Where are interstitial cells located? What is...Ch. 25 - Distinguish the tunica albuginea from the tunica...Ch. 25 - What is meant by the phrase "sperm mature in the...Ch. 25 - Where is the ejaculatory duct located?Ch. 25 - Which pair of accessory glands produces the...Ch. 25 - Which erectile tissue does the urethra pass...Ch. 25 - How many spermatids are formed from each primary...Ch. 25 - What roles do sustentocytes play in sperm...Ch. 25 - What are the components of the head of the sperm?...Ch. 25 - What type of tissue lines the uterine tubes? How...
Ch. 25 - Name the peritoneal supports of the female...Ch. 25 - Describe the location of each of the following...Ch. 25 - Which hormone stimulates follicle development in...Ch. 25 - During which period of a female’s life do stem...Ch. 25 - What is the corpus luteum, and what role does it...Ch. 25 - What are the male homologues of the following...Ch. 25 - When does the glandular portion of the breast...Ch. 25 - What prevents more than one sperm from fertilizing...Ch. 25 - What part of the placenta is formed from maternal...Ch. 25 - In addition to nourishing the developing fetus,...Ch. 25 - What type of screening is most common for each...Ch. 25 - What do the embryonic mesonephric ducts form in a...Ch. 25 - What are secondary sex characteristics in males...Ch. 25 - Which of the following statements about the female...Ch. 25 - For each of the following hollow organs; choose...Ch. 25 - Which of the following structures produces the...Ch. 25 - The uterine cycle can be divided into three...Ch. 25 - Prob. 5RQCh. 25 - The hormone-secreting layer of the placental...Ch. 25 - The function of the stereocilia in the duct of the...Ch. 25 - The broad ligament of the uterus in the female...Ch. 25 - The embryonic paramesonephric duct gives rise to...Ch. 25 - Which of the following statements about the...Ch. 25 - If the uterine tube is a trumpet ("salpinx"), what...Ch. 25 - The myometrium is the muscular layer of the...Ch. 25 - What occurs during the proliferative phase of the...Ch. 25 - Which cells in the ovaries secrete hormones? (a)...Ch. 25 - Prob. 15RQCh. 25 - The hormones that stimulate the ovarian cycle are...Ch. 25 - Sustentocytes (a) nourish spermatocytes and....Ch. 25 - Match the embryonic structures listed in column B...Ch. 25 - Describe the major structural and functional...Ch. 25 - Prob. 20RQCh. 25 - Prob. 21RQCh. 25 - (a) Outline the structural changes that a maturing...Ch. 25 - Prob. 23RQCh. 25 - Prob. 24RQCh. 25 - Prob. 25RQCh. 25 - Prob. 26RQCh. 25 - Prob. 27RQCh. 25 - Prob. 28RQCh. 25 - Prob. 29RQCh. 25 - Why would a radical mastectomy affect ability to...Ch. 25 - Based on what you know about the sources of semen,...Ch. 25 - A 68-year-old man who has trouble urinating is...Ch. 25 - Gina gave birth to six children. During an...Ch. 25 - Why do doctors often recommend that men not wear...Ch. 25 - Explain how a woman with an ovary removed from one...Ch. 25 - In severe cases of endometriosis, endometrial...Ch. 25 - Name three sets of arteries that must be...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Why do sperm take 12 days to travel the length of the epididymis?arrow_forwardWhy testes of human males are considered extra abdominal? What is the significance of this condition?arrow_forwardIf the testes do not descend into the scrotum, a man will not be able to father any child. Explain why this is true?arrow_forward
- If you were a scientist trying to develop a male contraceptive acting on theanterior pituitary gland, would you try to block the secretion of FSH or LH?Explain?arrow_forwardWhat is the connective tissue capsule surrounding each testis called?arrow_forwardName the white fibrous connective tissue that covers testis.arrow_forward
arrow_back_ios
arrow_forward_ios
Recommended textbooks for you
Reproduction: Crash Course Zoology #9; Author: CrashCourse;https://www.youtube.com/watch?v=poLyJDVjKlM;License: Standard youtube license