Question

question which of the following muscle tissues are involuntary? select all that apply smooth dense regular skeletal cardiac

Explanation:

1. Smooth muscle: Involuntary, found in organs (e.g., intestines, blood vessels), controlled by the autonomic nervous system.
2. Dense regular: Not muscle tissue (it's a connective tissue, e.g., in tendons), so it's excluded.
3. Skeletal muscle: Voluntary, under conscious control (e.g., moving limbs), so it's excluded.
4. Cardiac muscle: Involuntary, found in the heart, contracts rhythmically without conscious control.

Answer:

A. Smooth, D. Cardiac