Flashcards in Chapter 6 and 7 Deck (27)
What is the most common form of hyperthyroidism?
How do Ca+ molecules enter the cell?
through voltage-gated calcium channels
To what Ca can bind in the cell?
Other Ca2+ binding proteins
PLC converts membrane phospholipids into?
DAG + IP3
What DAG does?
activates PK-C which phosphorylates proteins
What IP3 does?
It causes the release of Ca2+ from organelles,
creating a Ca 2+ signal
The receptor-channel can be activated by 2 things:
GPCR or when a ligand binds to it
What PK-C do?
it phosphorylates proteins
What is the signal pathway for Na-K pump?
GPCR binds to which nucleotide
What is the signal pathway for insulin?
The ___system is wired?
its cell-to cell
Ant pit secretes
Post pit secretes
2 anterior pituirary hormones that have and hypothalamic inhibiting hormone?
PRL : inhibited by PIH (dopamine)
GH, somatotropin : inhibited by SS aka GHIH
Which hormone has a nonendocrine target ?
Peptide H are made as inactive :
Preprohormones and they are processed to prohormones in the ER.
Endocrine cell secrete ...
Exocrine cell secrete ...
Iodine is essential for the production of...
Lack of iodine can cause ... in adult
In children, when iodine is lacking or deficient, it can cause...
retard of growth and development
TSH stimulates thyroid cells to produce...
Adrenal cortex is stimulated by the hormone ___
and adrenal cortex secretes ____
ACTH (adrenocorticotropic hormone)
GH stimulates ...
growth and metabolic effects