Which Concept(s) Regarding Circulation Was(were) Not Part of the 18^th

question 63

Multiple Choice

Which concept(s) regarding circulation was(were) not part of the 18^th century knowledge base?
I. Tissue blood flow
II. Round trip flow in major vessels
III. Blood transport O₂ to tissues
IV. Existence of capillaries
V. Hormones are transported in blood

• A) I, II, and III
• B) III and V
• C) V
• D) III

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Definitions:

Perceptual Set

A mental predisposition to perceive one thing and not another, influenced by expectations, emotions, and culture.

Loch Ness Monster

A mythical creature said to inhabit Loch Ness in the Scottish Highlands, often described as large, long-necked, and with one or more humps protruding from the water.

Sensory Adaptation

The method through which sensory receptors decrease in sensitivity to unchanging stimuli, enabling people to concentrate on environmental variations.

Difference Threshold

The smallest detectable difference between two stimuli or the minimum change in stimulus intensity that can be sensed.