* not completed

. Tissues are aggregates of the same type of cell.

True correct incorrect

False correct incorrect

* not completed

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

True correct incorrect

False correct incorrect

* not completed

. Organelles carry out specific tasks within the body systems.

True correct incorrect

False correct incorrect

* not completed

. The liver is part of the digestive system.

True correct incorrect

False correct incorrect

* not completed

. The lungs are part of the cardiovascular system.

True correct incorrect

False correct incorrect

* not completed

. A person who is supine is lying face up

True correct incorrect

False correct incorrect

* not completed

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

True correct incorrect

False correct incorrect

* not completed

. The heart is located in the thoracic cavity

True correct incorrect

False correct incorrect

* not completed

. The spinal cavity is dorsal to the abdominal cavity

True correct incorrect

False correct incorrect

* not completed

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

True correct incorrect

False correct incorrect

* not completed

. Most physiological variables are regulated by positive feedback.

True correct incorrect

False correct incorrect

* not completed

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

True correct incorrect

False correct incorrect

* not completed

. Effectors detect changes in physiological variables

True correct incorrect

False correct incorrect

* not completed

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

True correct incorrect

False correct incorrect