During the Eighth Week

question 37

Multiple Choice

During the eighth week

• A)all organ systems have appeared.
• B)ossification begins.
• C)eyes,ears,and nose are noticeable.
• D)mother begins to feel movement.

---

Definitions:

Psoas Minor

The psoas minor is a slender muscle that runs along the psoas major, involved in flexing the lumbar region of the vertebral column.

Vertebral Column

The stack of vertebrae extending from the skull to the lower back, surrounding and protecting the spinal cord.

Abdominal Muscles

A group of muscles in the abdomen that includes the rectus abdominis, transversus abdominis, and the internal and external obliques, providing support to the core.

Intercostals

Muscles located between the ribs that assist with the breathing process by facilitating the expansion and contraction of the chest cavity.