What is the function of the testosterone (beginning at the puberty)? Growth and distribution of the body hair.
What is the function of testosterone beginning at puberty quizlet?
What is the function of testosterone? Stimulates growth and development of sexual organs plus development of secondary sexual characteristics; stimulates sperm cell maturation.
What are the functions of testosterone quizlet?
Normal levels of testosterone (1) promote the functional maturation of spermatozoa, (2) maintain the accessory organs of the male reproductive tract, (3) are responsible for the establishment and maintenance of male secondary sex characteristics, (4) stimulate bone and muscle growth, and (5) stimulate sexual behaviors …
Which of the following glands have ducts that empty their secretions onto a surface?
Exocrine glands have ducts – and they secrete onto a surface: examples of exocrine glands are: sebaceous and sweat glands (in the skin), salivary glands (oral), Brunner’s glands.
What is the name of a tissue that has receptor sites for a particular hormone?
All the cells that have receptor sites for a given hormone make up the target tissue for that hormone. In some cases, the target tissue is localized in a single gland or organ. In other cases, the target tissue is diffuse and scattered throughout the body so that many areas are affected.
What is the function of testosterone beginning at puberty )?
Increased testosterone production is what causes boys to develop deeper voices, bigger muscles, and body and facial hair. It also helps the testes produce sperm, and it plays a role in speeding a boy’s growth in height during puberty. Testosterone is also important for bone health.
What are two testosterone functions?
Testosterone is a sex hormone that plays important roles in the body. In men, it’s thought to regulate sex drive (libido), bone mass, fat distribution, muscle mass and strength, and the production of red blood cells and sperm. A small amount of circulating testosterone is converted to estradiol, a form of estrogen.
What can Testosterone be converted to within the body quizlet?
Testosterone can be converted to influence female hormones.
What are the functions of testosterone select all that apply?
Testosterone is the key male sex hormone that regulates fertility, muscle mass, fat distribution, and red blood cell production. When levels of testosterone drop below levels that are healthy, they can lead to conditions like hypogonadism or infertility.
What is testosterone produced by?
Testosterone is produced in the ovaries and adrenal gland. It’s one of several androgens (male sex hormones) in females.
How do feedback loops help regulate the action of hormones?
Most hormones are regulated by feedback mechanisms. A feedback mechanism is a loop in which a product feeds back to control its own production. Most hormone feedback mechanisms involve negative feedback loops. Negative feedback keeps the concentration of a hormone within a narrow range.
Which of the following is an example of an exocrine gland quizlet?
Secrete their products into ducts that empty to the surface of the epithelium or onto a free surface. Examples: goblet cells, sweat glands, oil glands, ceruminous glands, salivary glands, digestive glands.
Which of the following raises blood glucose levels?
|Endocrine Gland||Associated Hormones||Effect|
|Adrenal (cortex)||cortisol, corticosterone, cortisone||increase blood-glucose levels|
|Adrenal (medulla)||epinephrine, norepinephrine||stimulate fight-or-flight response|
|Pancreas||insulin||reduces blood-glucose levels|
|glucagon||increases blood-glucose levels|
What do all hormones have in common?
The correct answer: The character that all hormones have in common is (c) They bind to and interact with a receptor in the target cell.
What are neurohormones secreted by?
Neurohormones produced in the hypothalamus control hormone biosynthesis and secretion by the pituitary gland, and the hypothalamus mediates the interaction between the external and internal environments, and the production of hormones that control metamorphosis.
Which gland is known as the master gland?
The pituitary gland is sometimes called the “master” gland of the endocrine system because it controls the functions of many of the other endocrine glands. The pituitary gland is no larger than a pea, and is located at the base of the brain.