Which one of the following is correct pairing of a body part and the kind of muscle

Which one of the following is correct pairing of a body part and the kind of muscle tissue that moves it ?

Options

(a) Biceps of upper arm–Smooth muscle fibres
(b) Abdominal wall–Smooth muscle
(c) Iris–Involuntary smooth muscle
(d) Heart wall–Involuntary unstriated muscle

Correct Answer:

Abdominal wall–Smooth muscle

Explanation:

The structure of the abdominal wall is similar in principle to the thoracic wall. There are three layers, an external, internal and innermost layer. The vessels and nerves lie between the internal and innermost layers. The abdomen can be divided into quadrants or nine abdominal regions. Pain felt in these regions may be considered to be direct or referred abdominal wall made up of smooth muscles

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