The Liver and Peristalsis

Peristalsis is a rhythmic contraction of the _________ and __________ organs.

esophagus, intestine

Peristalsis is done by contractions of ______ _______ that run along the tube.

smooth muscle

What vitamins can the liver store?

A, D, E, K

What 3 things does the liver store?

1. Glycogen

2. Iron

3. Fat-soluble vitamins (A, D, E, K)

What 2 things does the liver destroy/metabolize?

1. Toxins

2. Old RBC

What are the two possibilities when the liver breaks down RBC into segments?

• Heme Segments: New RBC

• Bile: Sent to gall bladder

What 3 things does the liver produce?

1. Bile

2. Urea (from amino acids, is nitrogenous waste)

3. Blood Proteins

Describe Gluconeogenesis

Production of glucose from amino acids as the result of starvation

Th hepatic portal vein carries nutrients to the liver from the ___________

small intestine

The liver produces bile from broken down __________

hemoglobin

The inner epithelial lining of the esophagus

mucosa

connective tissue in the esophagus

submucosa

The layer in the esophagus responsible for peristalsis and its two components?

Muscularis: Circular & Longitudinal

Epithelial layer that secretes fluid to allow organs to slide past each other?

serosa