Leydig cells - Study guides, Revision notes & Summaries

Bio 169-exam 5 (Answered) Questions and Correct Answers With Complete Verified Solution, 2024/2025. 100% Correct. Why are the testicles located outside of the body? regulate temperature, 2 degrees cooler than the body. cremaster muscle contracts/relaxes to adjust distance of testes from body dartos muscle smooth muscle; wrinkles scrotal skin; pulls scrotum close to body seminiferous tubules site of sperm production, contains clusters of endocrine cells called interstitial cells or leyd...

What is sight translation? - Answer-oral rendition of text written in one language into another language and is usually done in the moment what is the function of the prostate gland? - Answer-produced a lubricating liquid for sperm What produces testosterone? - Answer-testes (leydig cells) Testosterone is produced by the gonads (by the Leydig cells in testes in men and by the ovaries in women), although small quantities are also produced by the adrenal glands in both sexes. It is an androg...

NU 545 UNIT 3 9/21 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS GRADED A++ TRH --> TSH --> TH Thyroxine - T4 & Triiodothyronine- T3 Lipid soluble; Negative feedback loop -Essential for normal growth and neurologic development in the fetus and infant -Affects metabolic, neurologic, CV and respiratory functioning -Required for the metabolism and function of blood cells, normal muscle functioning, and the integrity of skin, nails, and hair -Body heat production -Insulin an...

NBME CBSE ACTUAL TEST QUESTIONS AND ANSWERS 2024(COMPLETE) (Quiz bank with all the correct answers) (USMLE step 1)Medical examination NBME CBSE ACTUAL TEST 2024 62 year old woman - osteoporosis – a bisphosphonate is prescribed. The expected beneficial effect of the drug is due to which of the following? Decreased Osteoclast Activity Cohot Study of elderly women – relative risk ratio for hip fractures among those who exercise regularly is 1.2 (95% confidence interval of 1.1 to ...

EXAM GUIDE (HISTOLOGY NBME) 2023/2024 rRNA is synthesized here - CORRECT ANSWER-nucleolus intercellular junction type in the intestines - CORRECT ANSWER-tight junctions emphysema in what part of the lung - CORRECT ANSWER-alveolar duct Norepi causes the production of melatonin in what location by stimulating cAMP production - CORRECT ANSWER-pinealocytes nuclear protamines are synthesized where - CORRECT ANSWER-(late stage) spermatids a protein translated on a ribosome is directed to th...

Describe the effects of distal obstructive uropathy on pH, PCo2 and HCO3 correct answers - can cause acute kidney injury via bilateral hydronephrosis - this can increase CK - this volume expansion leads to increase of Renin- angiotension-aldosterone system--> LEADING TO HYPERTENSION -causes problems with acidification of urine--> METABOLIC ACIDOSIS (non anion gap unless uremia) - compensated by respiratory alkalosis and almost normal pH whats normal pCO2 correct answers 33-45 nor...

2024 CPPS 303 - Reproduction 2 ( Male Reproduction ) Complete Questions & Answers (Solved) 100% Correct 1. Gonads in Males Answer: Testes 2. Function of mature gonads (2) Answer: 1) Produce gametes (gametogenesis) - Males:spermatogenesis = spermatozoa - Females: oogenesis = ova/egg 2) Production of Sex Hormones - Males: testosterone - Females: estrogen/progesterone 3. Aromatase Answer: converts testosterone to estrogen - In males, they have little aromatase - In females, they ha...

[WARNING: INVALID] 1. What does this experiment tell us? Choose ALL that apply. A. Both B cells and T cells can produce antibodies. B. Both B cells and T cells have memory functions. C. Both B cells and T cells are required for an antibody response. D. B cells are required for an antibody response in the absence of T cells. E. B cells and T cells are co-localized and produce synergetic effects in bone marrow and thymus. answer: c type: x 2. In 2090, a human population is found th...

When would you use testosterone replacement therapy? hypogonadism andropause What is hypogonadism? redution in testosterone production congential or acquired What is andropause? clinical ageing syndrome symptom complex in presence of low levels of testosterone WHat are some signs and symptoms of andropause? loss of libido erectile dysfuntion lethargy decreased cognition restlessness depression loss of strength Which age group has the highest preva...

seminiferous tubules - Answer-The testes contain ____ ____ sperm are produced The Juxtaglomerular Apparatus is a(n) ___ composed of macula densa which are specialized epithelial cells in the Distal Convoluted Tubule (DCT) - Answer-Endocrine structure If decreased blood pressure is sensed by the Juxtaglomerular (JG) cells, the JG cells release the hormone renin, which activates angiotensin (also hormone). Angiotensin causes vasoconstriction and secretion of aldosterone (mineralocorticoid hor...