Ohlsen muscular system

Front

How does skeletal muscle tissue contribute to homeostasis?

Back

by generating heat that helps maintain body temperature

Front

How can muscle fibers produce ATP?

Back

All of these: from direct phosphorylation by creatine phosphate, through aerobic respiration, through anaerobic respiration (lactic acid fermentation).

Front

What is required to be released by the sarcoplasmic reticulum in order for the actin-myosin cross bridges to form?

Back

Ca+2

Front

The contracted sarcomere is _______ than the relaxed sarcomere.

Back

shorter

Front

Why are the biceps brachii and triceps brachii on opposite sides of the arm?

Back

They work against each other.

Front

Acetylcholine: is the neurotransmitter at the neuromuscular junction, is broken down by acetylcholinesterase, binds to receptors on the muscle cell membrane.

Back

all of these

Front

A motor unit includes

Back

several muscle fibers and one motor neuron.

Front

Which type of fascicle arrangement has more power?

Back

bipennate

Front

Which muscle is named due to its shape? Options: adductor longus, deltoid, supinator, triceps brachii.

Back

deltoid

Front

Which muscle is named due to its size? Options: deltoid, extensor digitorum, rectus abdominis, vastus lateralis

Back

vastus lateralis