Sertoli cells - Study guides, Class notes & Summaries

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 ...

Final Exam: NR 509 / NR509 (Latest 2023/ 2024 Update) Advanced Physical Assessment ACTUAL Exam Review | 100% Correct| Questions and Verified Answers QUESTION In situs inversus, in which the organs are reversed, the stomach and gastric air bubble are on the ______ and liver dullness is on the _____. Answer: right, left QUESTION What chronic condition leads to fibrosis of the pancreas? Answer: chronic pancreatitis QUESTION Where can pain from the abdomen be ref...

ATE1211 Animal physiology Final Exam Questions and Answers Already Passed **1. Where are the sex cells (spermatogonia) found in the male reproductive system?** Options: - Seminiferous tubules - Rete testis - Epididymis - Vas deferens Seminiferous tubules **2. Which cells form the blood-testis barrier in the testes?** Options: - Leydig cells - Sertoli cells - Interstitial cells - Germ cells Sertoli cells **3. What hormone is primarily produced by Sertoli cells?** Opti...

Strasinger AUBF – Semen Questions and Answers 100% Pass The field of medicine focusing on male health issues, particularly those related to the male reproductive organs, is known as: - a) Urology - b) Endocrinology - c) Andrology - d) Obstetrics A thick, milky fluid from the male reproductive system, consisting of sperm cells suspended in secretions from various glands, is termed: - a) Seminal plasma - b) Semen - c) Sperm fluid - d) Ejaculatory liquid Semen is made up o...

ATE 1211 Animal Physiology Final Exam - Questions and Answers (Complete Solutions) Name the cells found inside the seminiferous tubules sex cells (spermatogonia) Which cells contribute making blood? cell barrier in testes- Sertoli cells Name the hormone produced by Sertoli cells Estrogen What is spermatogenesis? the process of formation of spermatozoa in testes. How many spermatozoa are produced from each primary spermatocyte? Four What is capacitation? sperms undergo some changes in the femal...

Advanced Pathophysiology NR 507 Final Exam || With Complete Solutions (100% Accurate) Advanced Pathophysiology NR 507 Final Exam || With Complete Solutions (100% Accurate) Adrenocorticotropic hormone (ACTH) - ANSWER - SECRETORY CELL TYPE: Corticotropic TARGET ORGANS: Adrenal Gland (cortex) FUNCTIONS: Increased steroidogenesis (cortisol, and androgenic hormones Prolactin, - ANSWER - Milk production TSH - ANSWER - Increased production and secretion of thyroid hormone Luteinizing Hor...

Strasinger AUBF - Semen (Multiple Choice) Questions with Verified Solutions In which part of the male reproductive system does the maturation of sperm cells occur? - a) Sertoli cells - b) Seminiferous tubules - c) Epididymis - d) Seminal vesicles Which gland is responsible for producing enzymes that aid in the clotting and subsequent liquefaction of semen? - a) Seminal vesicles - b) Bulbourethral glands - c) Ductus deferens - d) Prostate gland What is the primary substanc...

RTK in NGF One ligand binds 2 receptors causing dimerization + phosphorylation at tyrosine residues. Monomers phosphorylate each other + can activate effectors downstream. RTK in Insulin Receptors 2 ligands each bind receptors on the alpha side, causing conformational change to each alpha-beta pair. The beta subunits phosphorylate each other and can activate effectors downstream. Female Sexual Differentiation 1. Ovaries develop from cortex while medulla regresses 2. Wolffian du...

Genetic advantage of sex - correct answer mixes genomes from 2 different people to produce offspring that are usually genetically different from each other and their parents Theca and Leydig Cells - correct answer Theca (female) and Ledyig (male) are targeted by LH and secrete androgens (Leydig is mainly testosterone) Granulosa and Sertoli Cells - correct answer Granulosa (female) and Sertoli (male) are targeted by FSH and secrete estrogen (estradiol) and inhibin Luteal (from gran...

APHY 102 FINAL- IVY TECH SUMMER EXAM QUESTIONS AND ANSWERS What regulates pituitary gland secretion? The pituitary gland is directly connected to the hypothalamus. Secretion from the 2 lobes of the pituitary gland is controlled by different methods by the hypothalamus What is a hormone and how does it act? Hormones are chemical messengers that are responsible for regulation. They are secreted into body fluids, mainly blood. It has specific actions on target tissues, which are any tissue ...

What is different about birds genetic sex? - XX is male XY is female What is different about the genetic sex of fish? - Can be either (XX or XY) depending on species Sometimes determined by temperature Some have the ability to switch What gene does the Y chromosome carry which is important in sex differentiation? - SRY gene Testosterone---->DHT by - enzyme 5 alpha reductase Testosterone---->estradiol by - aromatase enzyme PDG - are stem cells in the gonads What is the ...