Cardiac muscles are

Striated and voluntary

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Striated and involuntary

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Smooth and voluntary

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Smooth and involuntary

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Solution

The correct option is D Striated and involuntary
Cardiac muscles are the ones found on the walls especially the middle layer of the heart wall- the myocardium. These are involuntary muscles which has cross striations formed by rotating segments of protein filaments (myosin and actin). The cells that make up this tissue are called cardiomyocetes
So, the correct answer is 'Striated and involuntary'

Suggest Corrections

Similar questions

Cardiac muscle is :
(a) Involuntary
(b) Smooth
(c) Striated
(d) Involuntary and Striated.

Q. Cardiac muscles are involuntary muscles.

Q. Ciliary muscles are voluntary or involuntary and why ?

Q. Give reasons.
(1) Food becomes acidic in the stomach.
(2) Cardiac muscles are said to be involuntary muscles.
(3) Intoxicating substances should not be consumed.
(4) Your muscles should be strong and efficient.

Fill in the blanks.

$\begin{matrix} Skeletal muscle & Smooth muscle & Cardiac muscle Movement type & i. - -------- - & Involuntary & Involuntary Structure & ii. - -------- - & Long cells with & iii. - -------- - pointed ends and uninucleate \end{matrix}$

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