Leydig cells - Study guides, Revision notes & Summaries

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 ...

Principle Hormones that Control the Male Reproduction: GnRH, LH, T, DHT, ABP, I, FSH Gonadotropin-releasing hormone (GnRH) Luteinizing hormone (LH) Testosterone Dihydrotestosterone (DHT) Androgen-Binding Protein (ABP) Inhibin Follicle stimulating hormone (FSH) Gonadotropin-releasing Hormone (GnRH) Secreted by: produced by the h, released by ap Function: promtes sd by stimulating the secretion of l hormone and fs hormone Secreted by Produced by the Hypothalamus Released by anterior...

Exam 1: BSC2086/ BSC 2086 (Latest 2024/ 2025 Update) Anatomy and Physiology II Complete Guide | Qs & As| 100% Correct| Grade A (Verified Answers) Q: Modality Answer: type of stimulus Q: Types of Modalities Answer: •Physical force (such as pressure) •Dissolved chemical •Sound •Light Q: Each ___ ___ consists of axons carrying info about one type of modality Answer: labeled line Q: Sensations Answer: •Taste, hearing, equilibrium, and vision provided by spe...

What organelle functions with the smooth ER to process, package and transport a variety of synthesized products throughout the cell? A. Ribosome B. the golgi apparatus C. cilia D. mitochondria - correct answer The golgi apparatus Which is the major extracellular structure that provides protective and mechanical support to the outer layers of skin, hair and nails A. fibrillin B. collagen C. keratin D. melatonin - correct answer Keratin Which of the following pairs of term...

Physiology Final Exam SCNM Q3 Question and answers 2023/2024 verified to pass What type of cells produce testosterone? - correct answer Leydig cells ___________ stimulates the release of Leydig cells - correct answer LH Testosterone is converted to estrogen through what enzyme? - correct answer Aromatase (CYP19) GnRH is release from - correct answer hypothalamus GnRH stimulates the release of ______ & ______ - correct answer FSH and LH What syndrome is commonly associated with in...

What is the Endocrinology of Reproduction? - The control of sexual differentiation of the reproduction system. Do cells know whether they are male or female? - No they can not differentiate between the sex of the body Where is the SRY gene located? - It is on the Y chromosome. What is the SRY gene? - This helps produce the protein sex- determining region y protein that is involved in the development of the male reproductive tract. Are the brains of males and females the same? - No th...

Why are the testes outside of the body? Correct Answer sperm require cooler temperatures than found in the body cavity in order to develop properly Let's say you have a male patient and they are sick with a high fever. The cremaster muscle relaxes and pulls down to make sure the testes are far away from the body to maintain an acceptable temperature. Would this be a correct or incorrect process? Correct Answer Correct What is the function of the cremaster muscle? Correct Answer smooth mus...

INTRODUCTION TO MATERNITY AND PEDIATRIC NURSING 8TH EDITION LEIFER TEST BANK all chapters TEST BANK FOR INTRODUCTION TO MATERNITY AND PEDIATRIC NURSING, 8TH EDITION BY GLORIA LEIFER CHAPTER 1-34 COMPLETE GUIDE A+ UNIT I: An Overview of Maternity and Pediatric Nursing Chapter 1: The Past, Present, and Future UNIT II: Maternal-Newborn Nursing and Women’s Health Chapter 2: Human Reproductive Anatomy and Physiology Chapter 3: Fetal Development Chapter 4: Prenatal Care and Adaptations to Pregnancy ...

Which gametes are responsible for sex? correct answer: The sex chromosomes (X or Y) Bipotential Primordium correct answer: Has both mullerian duct and wolffian duct, potential for either male or female development. XX Structure development correct answer: Mullerian duct persists and forms the fallopian tube, uterus, and upper third of the vagina, including the cervix. Wolffian duct regresses due to lack of testosterone. Gondal cortex forms ovary, gondal medulla regresses. XY extra ge...

Physiology Final Exam SCNM Q3What type of cells produce testosterone? - correct answer Leydig cells ___________ stimulates the release of Leydig cells - correct answer LH Testosterone is converted to estrogen through what enzyme? - correct answer Aromatase (CYP19) GnRH is release from - correct answer hypothalamus GnRH stimulates the release of ______ & ______ - correct answer FSH and LH What syndrome is commonly associated with infertility in male? - correct answer Klinefelter Sy...