12 Organ Systems- Reading Quiz

How do invertebrates get oxygen into their bodies?

• gills

• lungs

• exoskeletons

• stomata

Vertebrate animals supply oxygen to their cells via their...

• respiratory systems

• circulatory systems

• digestive systems

• endocrine systems

The ______ controls involuntary activity such as the heartbeat and digestion.

• central nervous system

• peripheral nervous system

• autonomic nervous system

• none of these

All vertebrate animals are equipped with some combination of mouths, throats, stomachs, intestines, and anuses or cloacas. These organs are part of the...

• digestive system

• endocrine system

• lymphatic system

• respiratory system

The thyroid and thymus are glands that secrete hormones. They are part of the...

• lymphatic system

• endocrine system

• digestive system

• reproductive system

Which system is arguably the most important organ system from the perspective of evolution?

• nervous system

• digestive system

• reproductive system

• immune system

"to keep the circulatory system supplied with the plasma component of blood and to maintain the immune system" is the job of which system?

• endocrine system

• respiratory system

• lymphatic system

• integumentary system

True/False: Some invertebrate animals, like sponges, completely lack muscular tissues, but can still move thanks to the contraction of epithelial cells.

• true

• false

The immune system works hand-in-hand with the....

• digestive system

• endocrine system

• lymphatic system

• respiratory system

Exoskeletons are made of ____ and other tough proteins, while endoskeletons are made of ____ and various organic tissues.

• chitin, calcium

• enzymes, carbohydrates

• glucase, glucose

• fibers, potassium