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neurosecretory cells involved in many functions in the body including sex hormon

ID: 150128 • Letter: N

Question

neurosecretory cells involved in many functions in the body including sex hormone regulation. the nervous system and the er 1.00 out of one: lag True tion 10 Which of the following are TRUE? 0.75 out of ag 2 b. Testosterone is necessary for sperm production c. Androgens are responsible for the development of pubic and axillary hair. d. Testosterone is involved in growth of the penis at puberty. is the site of sperm and on 11 On the following diagrams (which are labeled the same) is the site of sperm maturation and storage. 00 out of These fill with blood during erection This and contracts to stop the flow of urine and expel semen (sperm). transports urine and semen, not at the same time. and produce seminal plasma.

Explanation / Answer

1. True

The hypothalamus is responsible for the regulation of certain metabolic processes and other activities of the autonomic nervous system. It synthesizes and secretes certain neurohormones, called releasing hormones or hypothalamic hormones, and these, in turn, stimulate or inhibit the secretion of pituitary hormones. It serves many different functions in the nervous system and is also responsible for the direct control of the endocrine system through the pituitary gland. The hypothalamus contains special cells called neurosecretory cells—neurons that secrete hormones: Thyrotropin-releasing hormone (TRH). The hypothalamus produces seven different hormones in which Gonadotropin-Releasing Hormone — Stimulates the release of hormones connected to reproductive function, puberty, and sexual maturation.

2. All are correct/ true except option c as adrenal androgen is responsible for the pubic and axillary hair growth.

3. a. testes.

b. epididymis

c. corpora cavernosa

d.

e. Urethra

f. prostate glands, seminal vesicles, and ejaculatory duct