Self-test questions: Chapter 01

Self-test questions: Chapter 01

. Tissues are aggregates of the same type of cell.

. The endocrine system uses electrical signals to allow communication between cells.

. Organelles carry out specific tasks within the body systems.

. The liver is part of the digestive system.

. The lungs are part of the cardiovascular system.

. A person who is supine is lying face up

. A midline sagittal section of the body will pass through the umbilicus

. The heart is located in the thoracic cavity

. The spinal cavity is dorsal to the abdominal cavity

. The epigastric region of the abdomen is inferior to the hypogastric region

. Most physiological variables are regulated by positive feedback.

. Plasma glucose concentration is controlled by negative feedback and feed forward homeostatic loops

. Effectors detect changes in physiological variables

. Delivery of a baby is the end result of a positive feedback control mechanism

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