BIO 377 CARLA #16

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The hormones secreted from hypothalamic nerve terminals in the posterior lobe of the pituitary include _________.

oxytocin
Which hormone has a primary effect on glucose levels in the blood?

glucagon
Sodium levels in the blood are regulated directly or indirectly by the ________.

adrenal cortex
The hormone somatostatin is secreted by the ________.

pancreas and hypothalamus
Estrogen and progesterone are secreted by non-pregnant females in the _________.

ovaries
Calcium levels in the blood may be affected by secretions from the ________.

parathyroid
Steroid hormones have a longer half-life than peptide hormones because ________.

they can be stored temporarily in fat tissue
If the pituitary produces too much ACTH, which hormone levels will decrease?

CRH (corticotropic releasing hormone)
A secondary endocrine organ is _______.

an organ that secretes hormones, but is better known for another function
The posterior lobe of the pituitary gland is also known as the _________.

neurohypophysis
________ is released by the posterior pituitary and function in uterine contraction and milk let-down in the breast.

oxytocin
Name 4 hormones released from the anterior pituitary

Original question text: "Which of the following is NOT a hormone release from the anterior pituitary?"
- -luteinizing hormone
- -growth hormone
- -follicle stimulating hormone
- -adrenocorticotropic hormone
Answer to original question: prolactin inhibiting hormone
Which tropic hormone is responsible for controlling the release of follicle stimulating hormone from the anterior pituitary?

gonadotropin releasing hormone
Release of _____ from the pineal gland is important for establishing _________.

melatonin; circadian rhythm
The thyroid gland secretes which hormone?

thyroid hormones & calcitonin
What type of hormone is triiodothyronine?

Original question text: "What is triiodothyronine?"

a thyroid hormone
Name 4 hormones released from the adrenal gland.

Original question text: "Which of the following hormones is NOT released from the adrenal gland?"
- -aldosterone
- -androgens
- -cortisol
- -epinephrine
Answer to original question: adrenocorticotropic hormone
Name 4 hormones secreted by the endocrine region of the pancreas.

Original question text: "Which of the following hormones is NOT secreted by the endocrine region of the pancreas?"
- -insulin
- -glucagon
- -pancreatic polypeptide
- -somatostatin
Answer to original question: glucocorticoids
What layer of the adrenal cortex secretes mineralocorticoids?

Hint: Think nephrons (only the terms, not the functions).

zona glomerulosa
What layer of the adrenal cortex secretes androgens?

zona reticularis and zona fasciculate
What region of the adrenal gland secretes epinephrine?

medulla
What cells secrete epinephrine from the adrenal medulla?

chromaffin cells
What area of the pancreas secretes hormones?

islets of Langerhans
Name the pancreatic cell types and a hormone that each secretes.

Original question text: "Which of the following is the incorrect association between pancreatic cell type and hormone secreted?
- -α cells secrete glucagon
- -β cells secrete insulin
- -δ cells secrete somatostatin
- -ε cells secrete ghrelin
- -F cells secrete pancreatic polypeptide
Answer to original question: ε cells secrete calcitonin
Name 4 hormones secreted by the gonads.

Original question text: "Which of the following hormones is not secreted by gonads?"
- -testosterone
- -progesterone
- -estradiol
- -androstenedione
Answer to original question: oxytocin
Name the 4 tropic hormones secreted by the anterior pituitary.

Original question text: "Which anterior pituitary hormone is NOT a tropic hormone?
- -growth hormone
- -follicle stimulating hormone
- -adrenocorticotropic hormone
- -luteinizing hormone
Answer to original question: prolactin
Which hormone(s) regulate(s) plasma calcium levels?

calcitonin & parathyroid hormone
What hormone is secreted by the heart?

atrial natriuretic peptide
The neural input for circadian rhythmicity of hypothalamic tropic hormones originates from the _________.

suprachiasmatic nucleus
Abnormal hormone secretions from an endocrine gland due to altered tropic hormone release are called _________.

secondary secretion disorders
What changes in plasma levels (of hormones) would be observed in a primary hyposecretion of cortisol?
- increased CRH
- increased ACTH
- decreased cortisol
A person has a tumor in the hypothalamus causing an excess in TRH secretion. Describe the changes in plasma levels of hormones that occur.
- increased TRH
- increased TSH
- increased thyroid hormones
A person has a tumor in the anterior pituitary causing a decrease in ACTH secretion. Describe the changes in plasma levels of hormones that occur.
- increased CRH
- decreased ACTH
- decreased cortisol
When the response to two hormones is equal to the sum of their individual responses, the response is described as ________.

additive
The concentration of inhibin in the blood stream is regulated by which hormone?

GnRH
If thyroid levels in the blood become too high, the secretion of which hormone will decrease?

TRH

Note: I don't actually know what the question was asking, I simply made my best guess based on the original text and the answer.

Original question text: "If thyroid levels in the blood become too high, the secretion of which of the followin"
If the level of ACTH in the bloodstream decreases, the secretion of which hormone will increase?

CRH
The thyroid gland secretes _______.

calcitonin
The amount of water in the body is regulated primarily by the ________.

hypothalamus
When the response to two hormones is greater than the sum of the individual responses, the response is described as ________.

synergistic

Author

tames38

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Card Set

BIO 377 CARLA #16

Description

CARLA #16 question set for BIO 377 at UMaine (Fall 2014). This set pertains to Exam 3.

Updated

2014-11-22T18:49:52Z

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