Exam 1: Lecture Flashcards
1
Q
Paracrine
A
Act on neighboring cells (act locally)
-affects cell types other than those releasing the paracrine cell
2
Q
Autocrine
A
act on the same cell that secreted them
3
Q
What hormones are lipid soluble?
A
- Steroid hormones
- Thyroid hormones
- Nitric oxide (NO)
- O2
- CO2
4
Q
Lipid Soluble Hormone
A
Can pass through the cell membrane to get to target cell
5
Q
What hormones are water soluble?
A
- Amines
- Peptides/Proteins
- Eicosanoids
6
Q
Water Soluble Hormones
A
Require a cell receptor on the cell membrane + a G protein (nucleotide binding receptor)
7
Q
The responsiveness of a target cell depends on
A
- How many receptors there are
- Influence exerted by other hormones
- hormone’s concentration
8
Q
The pituitary gland is connected to the hypothalamus by the
A
infundibulum
9
Q
adenohypophysis
A
anterior part of the pituitary gland
10
Q
neurohypophysis
A
posterior part of the pituitary gland
